<template>
  <div class="ratingselect">
    <div class="rating-type border-1px-bottom">
      <span @click="select(2,$event)" class="block positive" :class="{'active':selectType===2}">{{desc.all}}<span
          class="count">{{ratings.length}}</span></span>
      <span @click="select(0,$event)" class="block positive" :class="{'active':selectType===0}">{{desc.positive}}<span
          class="count">{{positives.length}}</span></span>
      <span @click="select(1,$event)" class="block negative" :class="{'active':selectType===1}">{{desc.negative}}<span
          class="count">{{negatives.length}}</span></span>
    </div>
    <div @click="toggleContent" class="switch" :class="{'on':onlyContent}">
      <span class="icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>


<script type="text/ecmascript-6">
  const POSITIVE = 0
  const NEGATIVE = 1
  const ALL = 2

  export default {
    props: {
      ratings: {
        type: Array,
        default () {
          return []
        }
      },
      selectType: {
        type: Number,
        default: ALL
      },
      onlyContent: {
        type: Boolean,
        default: false
      },
      desc: {
        type: Object,
        default () {
          return {
            all: '全部',
            positive: '满意',
            negative: '不满意'
          }
        }
      }
    },
    computed: {
      positives () {
        return this.ratings.filter((rating) => {
          return rating.rateType === POSITIVE
        })
      },
      negatives () {
        return this.ratings.filter((rating) => {
          return rating.rateType === NEGATIVE
        })
      }
    },
    methods: {
      select (type, event) {
        if (!event._constructed) {
          return
        }
        this.$emit('select', type)
      },
      toggleContent (event) {
        if (!event._constructed) {
          return
        }
        this.$emit('toggle')
      }
    }
  }
</script>

<style lang="stylus">
  @import "../../goshopping/common/stylus/mixin.styl"

  .ratingselect{
    .rating-type{
      padding:18px 0
      margin:0 18px
      border-1px-bottom(rgba(7,17,27,.1))
      font-size:0
      .block{
        display:inline-block
        vertical-align:top
        padding:8px 12px
        margin-right:8px
        line-height:16px
        border-radius:1px
        color:rgb(77,85,93)
        font-size:12px
        &.active{
          color:#fff
        }
        &.positive{
          background:rgba(0,160,220,.2)
          &.active{
            background:rgb(0,160,220)
          }
        }
        &.negative{
          background:rgba(77,85,93,.2)
          &.active{
            background:rgb(77,85,93)
          }
        }
        .count{
          margin-left:2px
          font-size:8px
        }
      }
    }
    .switch{
      padding:12px 18px
      line-height:24px
      border-bottom:1px solid rgba(7,17,27,.1)
      color:rgb(147,153,159)
      font-size:0
      &.on{
        .icon-check_circle{
          color:#00c580
        }
      }
      .icon-check_circle{
        display:inline-block
        vertical-align:top
        margin-right:4px
        font-size:24px
      }
      .text{
        display:inline-block
        vertical-align:top
        font-size:12px
      }
    }
  }
</style>
